Fig. 1From: Microinvasive pars plana vitrectomy combined with internal limiting membrane peeling versus anti-VEGF intravitreal injection for treatment-naïve diabetic macular edema (VVV-DME study): study protocol for a randomized controlled trialTrial design flow chart. DME, diabetic macular edema; PPV, pars plana vitrectomy; ILM, internal limiting membrane; d, day; w, week; m, monthBack to article page